2045214553 has 8 divisors (see below), whose sum is σ = 2168249600. Its totient is φ = 1925745840.

The previous prime is 2045214551. The next prime is 2045214581. The reversal of 2045214553 is 3554125402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2045214553 - 2¹ = 2045214551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2045214551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 890403 + ... + 892696.

It is an arithmetic number, because the mean of its divisors is an integer number (271031200).

Almost surely, 2^2045214553 is an apocalyptic number.

It is an amenable number.

2045214553 is a deficient number, since it is larger than the sum of its proper divisors (123035047).

2045214553 is a wasteful number, since it uses less digits than its factorization.

2045214553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783167.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 2045214553 is about 45224.0483924206. The cubic root of 2045214553 is about 1269.3448483971.

Adding to 2045214553 its reverse (3554125402), we get a palindrome (5599339955).

The spelling of 2045214553 in words is "two billion, forty-five million, two hundred fourteen thousand, five hundred fifty-three".